Camping: a Mr. and Mrs. Green adventure by Keith Baker
George and Martha: the best of friends by written and illustrated by James Marshall
Fancy Nancy: Pajama Day by Jane O'Connor ; cover illustration by Robin Preiss Glasser ; interior pencils by Ted Enik ; color by Carolyn Bracken
Danny and the dinosaur by story and pictures by Syd Hoff
Word Bird's shapes by Jane Belk Moncure ; illustrated by Chris McEwan
Amy's big race: the sound of long A by Cecilia Minden and Joanne Meier
Bob Books listen and read 1. Set 1, Beginning readers 1- 4 by text, Bobby Lynn Maslen ; pictures, John R. Maslen
Biscuit plays ball by story by Alyssa Satin Capucilli ; pictures by Pat Schories
Clifford's best friend by Norman Bridwell
Guppy up! by Jonathan Fenske -- Using opposites and rhymes, Guppy is all over the place!
Hop on Pop by Dr. Seuss — A Dr. Seuss classic featuring basic rhyming pairs to introduce simple words.
Have you seen my cat? by Eric Carle — An easy reading version of Eric Carle.
The big, red blanket by Harriet Ziefert — Harriet Ziefert's easiest readers.
A mop for pop by Foster & Erickson -- word banks feature
Fish and Frog by Michelle Knudsen ; illustrated by Valeria Petrone
You can also look for more in the series: